How many copies did Sven Co-op sell?

1.3M to 2.1M copies, based on its 32k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Sven Co-op make?

Sven Co-op is free to play, so there is no copy-sales revenue to estimate.

How big is Sven Co-op?

Estimated owners: ≈ 1.3M–2.1M; from 32k reviews (Very Positive)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Sven Co-op out and predicted the genre from its 8 similar games. Every figure here, including Sven Co-op's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 63.3M–89.3M

best case 664.3M (Counter-Strike 2)

The FPS genre

All 8 of your similar games are hits. A big, proven genre for a game like yours.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 63.3M–89.3M copies

≈ $251.3M–$460.3M after Steam's cut

from ~1.3M reviews

Best case

≈ 506.1M–822.5M copies

Counter-Strike 2

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on FPS (6 of 8) and Shooter (5 of 8).
The winners: Winners here lead with FPS + Shooter. The breakout hits carry Competitive + Team-Based + e-sports; a typical game here doesn't.
The era: The games you compared span 2006 to 2018, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
Team Fortress 2 2007	Est. copies ≈ 64.6M–105.0M SteamSpy 50M–100M	Est. revenue Free	Free	1.2M reviews Very Positive	Free to PlayHero Shooter
Garry's Mod 2006	Est. copies ≈ 65.1M–105.7M SteamSpy 20M–50M	Est. revenue $178.7M–$480.5M after Steam's cut $324.9M–$739.2M before the cut	$9.99	1.3M reviews Overwhelmingly Positive	SandboxModdable
Tom Clancy's Rainbow Six Siege 2015	Est. copies ≈ 71.1M–115.5M SteamSpy 20M–50M	Est. revenue Free	Free	1.5M reviews Very Positive	FPSPvP
Left 4 Dead 2 2009	Est. copies ≈ 54.5M–88.5M SteamSpy 50M–100M	Est. revenue $149.6M–$402.3M after Steam's cut $272.1M–$618.9M before the cut	$9.99	1.0M reviews Overwhelmingly Positive	ZombiesCo-op
Rust 2018	Est. copies ≈ 42.0M–68.3M SteamSpy 20M–50M	Est. revenue $462.1M–$1242.5M after Steam's cut $840.2M–$1911.5M before the cut	$39.99	1.4M reviews Very Positive	SurvivalCrafting
Counter-Strike 2 2012	Est. copies ≈ 506.1M–822.5M 7.8x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	9.7M reviews Very Positive	FPSShooter
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 94.0M–152.8M 2.2x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.7M reviews Mixed	SurvivalShooter
PAYDAY 2 2013	Est. copies ≈ 35.0M–56.9M SteamSpy 20M–50M	Est. revenue $96.2M–$258.7M after Steam's cut $174.9M–$398.0M before the cut	$9.99	674k reviews Very Positive	Co-opAction